Home / 9,220.34-13,828.82-3,956.28

Finding the Fourth Proportional to 9,220.34, 13,828.82 and 3,956.28

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Solution

The fourth proportional to 9,220.34, 13,828.82 and 3,956.28 is: 5,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.34 : 13,828.82 = 3,956.28 : x
  2. Step 2: Convert to fraction form
    9,220.34/13,828.82 = 3,956.28/x
  3. Step 3: Cross multiply
    9,220.34x = 13,828.82 × 3,956.28
  4. Step 4: Simplify right side
    9,220.34x = 54,710,683.99
  5. Step 5: Solve for x
    x = 54,710,683.99/9,220.34
  6. Step 6: Final answer
    x = 5,933.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.